Home / 5,230.17-7,846.22-1,720.37

Finding the Fourth Proportional to 5,230.17, 7,846.22 and 1,720.37

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Solution

The fourth proportional to 5,230.17, 7,846.22 and 1,720.37 is: 2,580.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,230.17 : 7,846.22 = 1,720.37 : x
  2. Step 2: Convert to fraction form
    5,230.17/7,846.22 = 1,720.37/x
  3. Step 3: Cross multiply
    5,230.17x = 7,846.22 × 1,720.37
  4. Step 4: Simplify right side
    5,230.17x = 13,498,401.50
  5. Step 5: Solve for x
    x = 13,498,401.50/5,230.17
  6. Step 6: Final answer
    x = 2,580.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.